Merge branch 'master' of github.com:failedxyz/easyctf

This commit is contained in:
Michael Zhang 2017-03-12 04:35:37 -05:00
commit 14cc5dcc9d
10 changed files with 11 additions and 16 deletions

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There seems to be an issue with this binary. Can you exploit it? View the problem in the shell server /problems/ directory.

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def grade(random, key):
if key.find("bofs_and_floats_are_d0uble_tr0uble!") != -1:
return True, "Correct!"
return False, "Nope :("

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category: Binary Exploitation
autogen: false
programming: false
value: 75
value: 110
files:
- doubly_dangerous

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This binary has a rather unhelpful message, can you find what it's hiding? [easy-re](${easy_re})

Binary file not shown.

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def grade(autogen, key):
if key.find("1f_0nly_4ll_r3_w4s_34sy") != -1:
return True, "Correct!"
return False, "Nope!"

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author: GenericNickname
title: Easy RE
hint: There's only one place the flag could be.
category: Reverse Engineering
autogen: false
programming: false
value: 25
files:
- easy-re

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title: Hexable
category: Reverse Engineering
value: 10
value: 25
author: r3ndom
autogen: true
hint: Try using a hex editor.

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value: 450
author: r3ndom
autogen: false
hint: Maybe write a script.
files:
- _67k.zip

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On the shell there is a folder `<insert location>`.
Read flag.txt
[Source](${simple-rop.c})